1481279376 has 20 divisors (see below), whose sum is σ = 3826638512. Its totient is φ = 493759776.

The previous prime is 1481279369. The next prime is 1481279389. The reversal of 1481279376 is 6739721841.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 30859987 = 1481279376 / (1 + 4 + 8 + 1 + 2 + 7 + 9 + 3 + 7 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15429946 + ... + 15430041.

Almost surely, 2^1481279376 is an apocalyptic number.

1481279376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1481279376 is an abundant number, since it is smaller than the sum of its proper divisors (2345359136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1481279376 is a wasteful number, since it uses less digits than its factorization.

1481279376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30859998 (or 30859992 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The square root of 1481279376 is about 38487.3924292099. The cubic root of 1481279376 is about 1139.9321227668.

The spelling of 1481279376 in words is "one billion, four hundred eighty-one million, two hundred seventy-nine thousand, three hundred seventy-six".